.music {
    width: 100%;
    height: 100%;
    background-color: #00a9ff;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 20px;
    font-weight: bold;
}

.back-bt {
    width: 100px;
    height: 50px;
    line-height: 50px;
    margin-top: 20px;
    background-color: #00a9ff;
    border-radius: 20px;
    text-align: center;
}

a {
    text-decoration: none;
    color: #ffffff;
    font-size: 20px;
}

.back {
    width: 100px;
    height: 50px;
    line-height: 50px;
    margin-top: 20px;
    background-color: #00a9ff;
    border-radius: 20px;
    text-align: center;
}